defconfig: msmzinc: Enable support for CMA

Drivers depend on the Contiguous Memory Allocator (CMA)
to get large chunks of memory. Enable this option.

Change-Id: I29f5526674ca8a0df14582aab32f22a96757283b
Signed-off-by: Laura Abbott <lauraa@codeaurora.org>
diff --git a/arch/arm/configs/msmzinc_defconfig b/arch/arm/configs/msmzinc_defconfig
index b74b204..678b086 100644
--- a/arch/arm/configs/msmzinc_defconfig
+++ b/arch/arm/configs/msmzinc_defconfig
@@ -211,6 +211,7 @@
 CONFIG_GENLOCK_MISCDEVICE=y
 CONFIG_SYNC=y
 CONFIG_SW_SYNC=y
+CONFIG_CMA=y
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_BLK_DEV_RAM=y
 CONFIG_HAPTIC_ISA1200=y